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Interesting facts about Venus

   Some facts about the planet, second in sequence from the Sun in Solar system, the Venus. Very few of us show interest in Venus, but it is a very mysterious planet in the Solar system, once you know those facts you will also be attracted to the Venus. 1) Mercury is closest to the sun, this is true. However, because of its proximity to the sun it lacks an atmosphere. Mercury's gaseous molecules reached escape velocity long ago and the atmosphere was 'burned off' leaving a vacant wasteland of rock with a similar surface to the earth's moon. There is nothing to hold in solar radiation, thus is flies out into space. Venus is a different story. Its atmosphere is primarily composed of more than 96% of carbon dioxide - the primary green house gas, which acts like a one-way door. The solar heat enters, but it cannot leave. Thus, an oven is created and create a temperature of 735K (462℃; 863°F) on its surface. This is why Venus has no water. Pictures suggest that Venus o...

Stroke- Symptoms and causes

Symptoms Watch for these signs and symptoms if you think you or someone else may be having a stroke. Note when your signs and symptoms begin, because the length of time they have been present may guide your treatment decisions: ● Trouble with speaking and understanding. You may experience confusion. You may slur your words or have difficulty understanding speech. ● Paralysis or numbness of the face, arm or leg. You may develop sudden numbness, weakness or paralysis in your face, arm or leg, especially on one side of your body. Try to raise both your arms over your head at the same time. If one arm begins to fall, you may be having a stroke. Similarly, one side of your mouth may droop when you try to smile. ● Trouble with seeing in one or both eyes. You may suddenly have blurred or blackened vision in one or both eyes, or you may see double. ● Headache . A sudden, severe headache, which may be accompanied by vomiting, dizziness or altered consciousness, m...

Helps to the study of English honours

Here are a few facts you may need if you are an English honours student. The downloadable file below contains- Imagism, Symbolism, Class Struggle, Gynocriticism, New Criticism, Base and Superstructure , Synchrony and Diachorny, Diaspora , Signifier and Signified and Post colonialism Download link

All you need to know about Blood Pressure

Certain lifestyle factors, such as diet and smoking habits, can greatly impact a person's risk of developing high blood pressure. "Having a healthy lifestyle really makes a difference in your life because you can avoid high blood pressure," said Dr. Mary Ann Bauman, an internist at Integris Baptist Medical Center in Oklahoma City. "If you do have high blood pressure, make sure take your medication. You may not necessarily have symptoms until your blood pressure gets really high." What is normal blood pressure? Blood pressure reflects the force of blood as it hits the walls of the arteries. When the heart squeezes and pushes the blood out, the blood pushes against the walls of the blood vessels. People are born with very elastic vessels that can expand easily, and bounce back when the pressure on them is low. As people age, they get plaque buildup inside the blood vessels, and the flexible walls of the arteries become stiff. Now, when the heart squeezes and p...

Contents on stress and depression for students and parents specially

Tips for parents to handle students giving crucial exams:- Exams are only a small part of life. Do not make it bigger than it is. Know your kids and their capabilities well. Do not expect them to do better than their capabilities. Be pragmatic, practical and stay calm and composed. Do not keep harping on studying all the time. Your kids have a break point too. Allow them to take small breaks in between studies. Allow your kids to be open to you. Let them talk to you of their anxieties and fears, reassure them and show them how to overcome them. If you find yourself incapable then seek the help of a helpline or counsellor. Do not shout, scold or reprimand your kids or compare their performance in exams or studies with those who do better than them. Treat your child as a unique individuaL and respect him/her for that individuality. Reason with them. Be creative in assigning punishments. Make sure your kids have healthy nutritious and light meals- lots of fruits and vegetables. Avoid gi...

Human body systems

           Useful information on human body. Best explanation with simplicity and total image provided.             Download your file here .

Red blood cells and its importance

The main function of red blood cells is the transport of oxygen from the lungs to the body's cells. Red blood cells contain a protein called hemoglobin that actually carries that oxygen. In capillaries, oxygen is released to be used by the body's cells. Ninety-seven percent of the oxygen carried by the blood from the lungs is carried through hemoglobin. The other 3 percent is dissolved in the plasma. Hemoglobin allows blood to move 30 to 100 times more oxygen than could possibly be dissolved in the plasma alone. In the lungs, where the oxygen level is high, hemoglobin combines loosely with oxygen. The hemoglobin then easily releases that oxygen into the capillaries, where the oxygen level is low. In each molecule of hemoglobin there are four iron atoms. Each iron atom binds with one molecule of oxygen. The iron in hemoglobin is what gives blood its red color. Thirty-three percent of a red blood cell is hemoglobin. The normal concentration of hemoglobin is 15.5 grams per decili...